package com.atguigu.gulimall.member.exception;

/**
 * @ ClassName UsernameExistException
 * @ Description TODO
 * @ Author admin
 * @ Date 2021/3/24 11:25
 * @ Version 1.0
 */
public class UsernameExistException extends RuntimeException{

    public UsernameExistException() {
        super("用户名重复");
    }
}
